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1996 Chevrolet Impala SS 5.7L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy
Car will start but runs rich hot or cold, once it runs, it runs great, o2 readings rich,fuel trims trying to take away fuel, fuel presure reg not leaking.
FIX posted 7/18/2010
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Message Closed w/FIX
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11 Replies Received
11 Replies Received
Related Documents & Media | VIN | 1G1BL52P3T |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | On Start Up |
Trouble Codes
| P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction |
| P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
1996 Chevrolet Impala SS
| VIN | 1G1BL52P3T |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Poor Idle Quality, Poor Fuel Economy |
| Occurs | On Start Up |
Trouble Codes
| P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction |
| P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction |
Video